ATHENA

Replacement cylinder gasket kit for Athena 70cc bolt-on big bore kits Yamaha -- Zuma 50 -- (2001, 2000, 1998, 1999); Yamaha -- BW 50 -- (1998, 2000, 1999, 2001)

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

Two-stroke pistons are made from 4032 siliciumFour-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistonsBoth include 3% copper in materials for better heat...

Made of special steel and manufactured with CNC high-precision machineryStandard stroke Yamaha -- YZ 85 -- (2003, 2014, 2012, 2010, 2013, 2002, 2016, 2008, 2007, 2005, 2011, 2009, 2006, 2015, 2017,...

Made of special steel and manufactured with CNC high-precision machineryStandard stroke Yamaha -- Zuma 50 -- (1998, 1999, 2001, 2000); Yamaha -- BW 50 -- (2000, 2001, 1998, 1999)

High-quality, lightweight connecting rodsMade with similar materials to the OEM component to ensure the same performanceSuperficial high-frequency treatment for higher resistance that reduces...

High-quality, lightweight connecting rodsMade with similar materials to the OEM component to ensure the same performanceSuperficial high-frequency treatment for higher resistance that reduces...

High-quality, lightweight connecting rodsMade with similar materials to the OEM component to ensure the same performanceSuperficial high-frequency treatment for higher resistance that reduces...

High-quality, lightweight connecting rodsMade with similar materials to the OEM component to ensure the same performanceSuperficial high-frequency treatment for higher resistance that reduces...

High-quality, lightweight connecting rodsMade with similar materials to the OEM component to ensure the same performanceSuperficial high-frequency treatment for higher resistance that reduces...